NSG 5140 MIDTERM WEEK 5 ADVANCED PATHOPHYSIOLOGY EXAM –
QUESTIONS AND ANSWERS | EXAM TESTBANK WITH VERIFIED AND WELL
DETAILED ANSWERS | PLUS RATIONALES | DOWNLOAD AND PASS | LATEST
EXAM UPDATE 2026/2027
Core Domains:
- Cellular Adaptation and Injury
- Inflammation and Immunity
- Fluid, Electrolyte, and Acid-Base Balance
- Genetics and Genomics in Disease
- Neoplasia and Carcinogenesis
- Neuropathophysiology
- Cardiovascular Pathophysiology
- Pulmonary Pathophysiology
- Renal and Endocrine Pathophysiology
- Gastrointestinal and Hepatic Pathophysiology
Introduction
This comprehensive examination is designed to rigorously assess your
understanding of advanced pathophysiology concepts as they relate to clinical
practice. The assessment emphasizes the application of foundational scientific
knowledge to complex patient scenarios, evaluating your ability to synthesize
information, analyze physiological disruptions, and make sound clinical judgments.
The exam consists of 200 multiple-choice questions, divided into two sections, each
requiring the selection of the single best answer. The questions are crafted to test
not only recall but also your capacity for critical thinking, decision-making, and the
integration of pathophysiological principles into real-world healthcare settings. This
test bank serves as a definitive resource to prepare for your midterm examination.
SECTION ONE: QUESTIONS 1 – 100
1. A patient with a history of chronic alcohol use presents with ascites and
jaundice. Liver biopsy reveals extensive hepatocyte necrosis and the presence
of Mallory bodies. This cellular change is best characterized as:
A. Apoptosis
B. Hydropic swelling
,C. Coagulative necrosis
D. Fatty change
🟢 C. Coagulative necrosis
🔴 Explanation: Alcoholic liver disease leads to cell death characterized by
coagulative necrosis, where cell structure is preserved for a time, and is often
accompanied by Mallory bodies (aggregated intermediate filaments). Apoptosis is
programmed cell death; hydropic swelling is reversible injury; fatty change is the
accumulation of lipids.
2. A researcher is studying a new drug that inhibits the activity of
cyclooxygenase-2 (COX-2). This drug would most directly affect the synthesis of
which of the following?
A. Leukotrienes
B. Prostaglandins
C. Histamine
D. Platelet-activating factor
🟢 B. Prostaglandins
🔴 Explanation: COX-2 is the enzyme responsible for the conversion of
arachidonic acid to prostaglandins. Leukotrienes are synthesized via the
lipoxygenase pathway. Histamine and platelet-activating factor are not products
of the arachidonic acid cascade.
3. A patient has a genetic mutation that results in a non-functional protein
responsible for repairing mismatched DNA bases. This patient is at a
significantly increased risk for developing which of the following?
A. Sickle cell anemia
B. Cystic fibrosis
C. Colon cancer
D. Hemophilia A
🟢 C. Colon cancer
🔴 Explanation: Defective DNA mismatch repair genes (like MSH2 and MLH1) are
associated with hereditary nonpolyposis colorectal cancer (HNPCC or Lynch
syndrome). The other options are caused by mutations in specific genes encoding
for hemoglobin, CFTR, and clotting factors, respectively.
, 4. In a patient with severe metabolic acidosis, the kidneys attempt to
compensate by:
A. Excreting bicarbonate and retaining hydrogen ions
B. Excreting hydrogen ions and retaining bicarbonate
C. Increasing the production of ammonia and retaining phosphate
D. Decreasing the production of ammonia and excreting phosphate
🟢 B. Excreting hydrogen ions and retaining bicarbonate
🔴 Explanation: In metabolic acidosis, the renal compensatory mechanism is to
increase the excretion of hydrogen ions (H+) and increase the reabsorption and
generation of bicarbonate (HCO3-) to buffer the acidosis.
5. A 65-year-old patient with a history of hypertension presents with a sudden
onset of severe, tearing chest pain radiating to the back. A CT angiogram
reveals an intimal tear in the thoracic aorta. The most likely underlying
pathophysiological process is:
A. Atherosclerotic plaque rupture
B. Cystic medial degeneration
C. Vasospasm of the coronary arteries
D. Embolism from a left ventricular thrombus
🟢 B. Cystic medial degeneration
🔴 Explanation: Aortic dissection is most often associated with cystic medial
degeneration/necrosis, a weakening of the medial layer of the aortic wall. This can
be seen in conditions like hypertension and connective tissue disorders.
Atherosclerosis is a risk factor, but the primary event is the intimal tear and
degeneration.
6. A patient presents with fatigue, shortness of breath, and pallor. A complete
blood count reveals a macrocytic anemia with a high mean corpuscular volume
(MCV). Which of the following deficiencies is most likely?
A. Iron
B. Vitamin B12
C. Vitamin K
D. Folic acid
🟢 B. Vitamin B12
QUESTIONS AND ANSWERS | EXAM TESTBANK WITH VERIFIED AND WELL
DETAILED ANSWERS | PLUS RATIONALES | DOWNLOAD AND PASS | LATEST
EXAM UPDATE 2026/2027
Core Domains:
- Cellular Adaptation and Injury
- Inflammation and Immunity
- Fluid, Electrolyte, and Acid-Base Balance
- Genetics and Genomics in Disease
- Neoplasia and Carcinogenesis
- Neuropathophysiology
- Cardiovascular Pathophysiology
- Pulmonary Pathophysiology
- Renal and Endocrine Pathophysiology
- Gastrointestinal and Hepatic Pathophysiology
Introduction
This comprehensive examination is designed to rigorously assess your
understanding of advanced pathophysiology concepts as they relate to clinical
practice. The assessment emphasizes the application of foundational scientific
knowledge to complex patient scenarios, evaluating your ability to synthesize
information, analyze physiological disruptions, and make sound clinical judgments.
The exam consists of 200 multiple-choice questions, divided into two sections, each
requiring the selection of the single best answer. The questions are crafted to test
not only recall but also your capacity for critical thinking, decision-making, and the
integration of pathophysiological principles into real-world healthcare settings. This
test bank serves as a definitive resource to prepare for your midterm examination.
SECTION ONE: QUESTIONS 1 – 100
1. A patient with a history of chronic alcohol use presents with ascites and
jaundice. Liver biopsy reveals extensive hepatocyte necrosis and the presence
of Mallory bodies. This cellular change is best characterized as:
A. Apoptosis
B. Hydropic swelling
,C. Coagulative necrosis
D. Fatty change
🟢 C. Coagulative necrosis
🔴 Explanation: Alcoholic liver disease leads to cell death characterized by
coagulative necrosis, where cell structure is preserved for a time, and is often
accompanied by Mallory bodies (aggregated intermediate filaments). Apoptosis is
programmed cell death; hydropic swelling is reversible injury; fatty change is the
accumulation of lipids.
2. A researcher is studying a new drug that inhibits the activity of
cyclooxygenase-2 (COX-2). This drug would most directly affect the synthesis of
which of the following?
A. Leukotrienes
B. Prostaglandins
C. Histamine
D. Platelet-activating factor
🟢 B. Prostaglandins
🔴 Explanation: COX-2 is the enzyme responsible for the conversion of
arachidonic acid to prostaglandins. Leukotrienes are synthesized via the
lipoxygenase pathway. Histamine and platelet-activating factor are not products
of the arachidonic acid cascade.
3. A patient has a genetic mutation that results in a non-functional protein
responsible for repairing mismatched DNA bases. This patient is at a
significantly increased risk for developing which of the following?
A. Sickle cell anemia
B. Cystic fibrosis
C. Colon cancer
D. Hemophilia A
🟢 C. Colon cancer
🔴 Explanation: Defective DNA mismatch repair genes (like MSH2 and MLH1) are
associated with hereditary nonpolyposis colorectal cancer (HNPCC or Lynch
syndrome). The other options are caused by mutations in specific genes encoding
for hemoglobin, CFTR, and clotting factors, respectively.
, 4. In a patient with severe metabolic acidosis, the kidneys attempt to
compensate by:
A. Excreting bicarbonate and retaining hydrogen ions
B. Excreting hydrogen ions and retaining bicarbonate
C. Increasing the production of ammonia and retaining phosphate
D. Decreasing the production of ammonia and excreting phosphate
🟢 B. Excreting hydrogen ions and retaining bicarbonate
🔴 Explanation: In metabolic acidosis, the renal compensatory mechanism is to
increase the excretion of hydrogen ions (H+) and increase the reabsorption and
generation of bicarbonate (HCO3-) to buffer the acidosis.
5. A 65-year-old patient with a history of hypertension presents with a sudden
onset of severe, tearing chest pain radiating to the back. A CT angiogram
reveals an intimal tear in the thoracic aorta. The most likely underlying
pathophysiological process is:
A. Atherosclerotic plaque rupture
B. Cystic medial degeneration
C. Vasospasm of the coronary arteries
D. Embolism from a left ventricular thrombus
🟢 B. Cystic medial degeneration
🔴 Explanation: Aortic dissection is most often associated with cystic medial
degeneration/necrosis, a weakening of the medial layer of the aortic wall. This can
be seen in conditions like hypertension and connective tissue disorders.
Atherosclerosis is a risk factor, but the primary event is the intimal tear and
degeneration.
6. A patient presents with fatigue, shortness of breath, and pallor. A complete
blood count reveals a macrocytic anemia with a high mean corpuscular volume
(MCV). Which of the following deficiencies is most likely?
A. Iron
B. Vitamin B12
C. Vitamin K
D. Folic acid
🟢 B. Vitamin B12
